From df773ead9a8e4ef492a35a0d936fefbe2066e729 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 28 Jan 2020 11:28:03 +0100 Subject: [PATCH] bcm4xxx: fix iwinfo behaviour Signed-off-by: John Crispin --- .../mac80211/patches/brcm/998-survey.patch | 154 ++++++++++++++++++ .../iwinfo/patches/000-brcm-hardware.patch | 9 + 2 files changed, 163 insertions(+) create mode 100644 package/kernel/mac80211/patches/brcm/998-survey.patch create mode 100644 package/network/utils/iwinfo/patches/000-brcm-hardware.patch diff --git a/package/kernel/mac80211/patches/brcm/998-survey.patch b/package/kernel/mac80211/patches/brcm/998-survey.patch new file mode 100644 index 0000000000..9e9d2c51b7 --- /dev/null +++ b/package/kernel/mac80211/patches/brcm/998-survey.patch @@ -0,0 +1,154 @@ +Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +=================================================================== +--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c ++++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +@@ -2747,6 +2747,63 @@ done: + } + + static int ++brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, ++ int idx, struct survey_info *survey) ++{ ++ struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); ++ struct brcmf_if *ifp = netdev_priv(ndev); ++ struct brcmu_chan ch; ++ enum nl80211_band band = 0; ++ s32 err = 0; ++ int noise; ++ u32 freq; ++ u32 chanspec; ++ ++ memset(survey, 0, sizeof(struct survey_info)); ++ if (idx != 0) { ++ if (idx >= cfg->pub->num_chan_stats || cfg->pub->chan_stats == NULL) ++ return -ENOENT; ++ if (cfg->pub->chan_stats[idx].freq == 0) ++ return -ENOENT; ++ survey->filled = SURVEY_INFO_NOISE_DBM; ++ survey->channel = ieee80211_get_channel(wiphy, cfg->pub->chan_stats[idx].freq); ++ survey->noise = cfg->pub->chan_stats[idx].noise; ++ return 0; ++ } ++ ++ err = brcmf_fil_iovar_int_get(ifp, "chanspec", &chanspec); ++ if (err) { ++ brcmf_err("chanspec failed (%d)\n", err); ++ return err; ++ } ++ ++ ch.chspec = chanspec; ++ cfg->d11inf.decchspec(&ch); ++ ++ switch (ch.band) { ++ case BRCMU_CHAN_BAND_2G: ++ band = NL80211_BAND_2GHZ; ++ break; ++ case BRCMU_CHAN_BAND_5G: ++ band = NL80211_BAND_5GHZ; ++ break; ++ } ++ ++ freq = ieee80211_channel_to_frequency(ch.control_ch_num, band); ++ survey->channel = ieee80211_get_channel(wiphy, freq); ++ ++ err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PHY_NOISE, &noise); ++ if (err) { ++ brcmf_err("Could not get noise (%d)\n", err); ++ return err; ++ } ++ ++ survey->filled = SURVEY_INFO_NOISE_DBM | SURVEY_INFO_IN_USE; ++ survey->noise = le32_to_cpu(noise); ++ return 0; ++} ++ ++static int + brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, + int idx, u8 *mac, struct station_info *sinfo) + { +@@ -2836,6 +2893,7 @@ static s32 brcmf_inform_single_bss(struc + struct brcmu_chan ch; + u16 channel; + u32 freq; ++ int i; + u16 notify_capability; + u16 notify_interval; + u8 *notify_ie; +@@ -2860,6 +2918,17 @@ static s32 brcmf_inform_single_bss(struc + band = NL80211_BAND_5GHZ; + + freq = ieee80211_channel_to_frequency(channel, band); ++ for (i = 0;i < cfg->pub->num_chan_stats;i++) { ++ if (freq == cfg->pub->chan_stats[i].freq) ++ break; ++ if (cfg->pub->chan_stats[i].freq == 0) ++ break; ++ } ++ if (i < cfg->pub->num_chan_stats) { ++ cfg->pub->chan_stats[i].freq = freq; ++ cfg->pub->chan_stats[i].noise = bi->phy_noise; ++ } ++ + bss_data.chan = ieee80211_get_channel(wiphy, freq); + bss_data.scan_width = NL80211_BSS_CHAN_WIDTH_20; + bss_data.boottime_ns = ktime_to_ns(ktime_get_boottime()); +@@ -5277,6 +5346,7 @@ static struct cfg80211_ops brcmf_cfg8021 + .leave_ibss = brcmf_cfg80211_leave_ibss, + .get_station = brcmf_cfg80211_get_station, + .dump_station = brcmf_cfg80211_dump_station, ++ .dump_survey = brcmf_cfg80211_dump_survey, + .set_tx_power = brcmf_cfg80211_set_tx_power, + .get_tx_power = brcmf_cfg80211_get_tx_power, + .add_key = brcmf_cfg80211_add_key, +Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +=================================================================== +--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c ++++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +@@ -1277,6 +1277,8 @@ int brcmf_attach(struct device *dev) + + /* Link to bus module */ + drvr->hdrlen = 0; ++ drvr->chan_stats = vzalloc(256 * sizeof(struct brcmf_chan_stats)); ++ drvr->num_chan_stats = 256; + + /* Attach and link in the protocol */ + ret = brcmf_proto_attach(drvr); +@@ -1359,6 +1361,12 @@ void brcmf_detach(struct device *dev) + if (drvr == NULL) + return; + ++ drvr->num_chan_stats = 0; ++ if (drvr->chan_stats) { ++ vfree(drvr->chan_stats); ++ drvr->chan_stats = NULL; ++ } ++ + #ifdef CONFIG_INET + unregister_inetaddr_notifier(&drvr->inetaddr_notifier); + #endif +Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +=================================================================== +--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h ++++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +@@ -91,6 +91,11 @@ struct brcmf_rev_info { + u32 nvramrev; + }; + ++struct brcmf_chan_stats { ++ u32 freq; ++ int noise; ++}; ++ + /* Common structure for module and instance linkage */ + struct brcmf_pub { + /* Linkage ponters */ +@@ -100,6 +105,9 @@ struct brcmf_pub { + struct cfg80211_ops *ops; + struct brcmf_cfg80211_info *config; + ++ int num_chan_stats; ++ struct brcmf_chan_stats *chan_stats; ++ + /* Internal brcmf items */ + uint hdrlen; /* Total BRCMF header length (proto + bus) */ + diff --git a/package/network/utils/iwinfo/patches/000-brcm-hardware.patch b/package/network/utils/iwinfo/patches/000-brcm-hardware.patch new file mode 100644 index 0000000000..009a6f985c --- /dev/null +++ b/package/network/utils/iwinfo/patches/000-brcm-hardware.patch @@ -0,0 +1,9 @@ +Index: libiwinfo-2020-01-05-bf2c1069/hardware.txt +=================================================================== +--- libiwinfo-2020-01-05-bf2c1069.orig/hardware.txt ++++ libiwinfo-2020-01-05-bf2c1069/hardware.txt +@@ -180,3 +180,4 @@ + 0x14c3 0x7650 0x14c3 0x7650 0 0 "MediaTek" "MT7610E" + 0x14c3 0x7662 0x14c3 0x7662 0 0 "MediaTek" "MT76x2E" + 0x1ae9 0x0310 0x1ae9 0x0000 0 0 "Wilocity" "Wil6210" ++0x14e4 0xaa52 0x14e4 0xaa52 0 0 "Broadcom" "BRCM43602" -- 2.25.1